31 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... , may also see skin ... Infectious: ... #Brain #differential ... #diagnosis #causes
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... parvovirus B19 infection ... Amyloidosis • Eosinophilic ... Antiphospholipid-antibody syndrome ... lesions • Discoid
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • CNS: parietal ... ) • Infection ( ... encephalitis) • Brain ... lesions (e.g. stroke
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... lesions that result ... SLE) - Viral infections ... Kasabach-Merritt syndrome ... deficiencies - PNH
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... SAPHO syndrome ( ... Eosinophilic folliculitis ... Sweet syndrome ... #Lesions #Differential
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... affecting the Brain ... nervous system (CNS ... Non-inflammatory causes ... LHON) plus MRI lesions
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Goodpasture syndrome ... cell arteritis Infections ... diseases • Fungal infections ... rash #diagnosis #rheumatology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... compressive cord lesion ... causes need to ... ruled out • Brain ... MRI: Check for brain
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Cellulitis: Deep skin ... Angioedema • Sweet syndrome ... Sarcoidosis • Eosinophilic ... • Compartment syndrome ... #dermatology #skin
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
and mucosal lesions ... Causes: - Idiopathic ... , breast CA - Hematologic ... Upper respiratory infection ... gastrointestinal infection